The Torqueplus™ Design is a High Performance Drive Configuration Which Allows for Quick and Easy Socket Engagement to the Fastener Flats, Not the Corners, the Torqueplus™ Configuration Employs a Radius-corner Design, Shifting Contact Area and Stress Away From the Fastener Corners and Distributing Contact Stresses Over a Large Area of the Socket, Minimizing Slippage, Stamped Size for Easy Reference, Side Locking Hole